Answer:
3.25
Step-by-step explanation:
2 + d = 2 - 3 (d - 5) -2
d= -3d+15-2
4d=13
d= 13/4= 3.25
Answer:
Coplanar
Step-by-step explanation:
That is the definition of Coplanar Points (or lines): points (line) that lie in the same plane.
Step-by-step explanation:






option D, x=30 and y = 10√3